Couthclothing Women's Horse Racerback Tank Top Made in USA Tri-Blend 50% Polyester 25% Cotton 25% Rayon Polyester retains shape and elasticity; Cotton lends both comfort and durability; addition of Rayon makes for a unique texture and drapes against the body for a slimming look. THEY HAVE A JUNIOR FIT. A WOMEN'S LARGE IS ABOUT AN UNISEX EXTRA SMALL. Small -Chest Width 13.5" Front Length 18"; Medium -Chest Width 14.5" Front Length 18.5"; Large -Chest Width 16" Front Length 19" Racerback Tank